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<xml><bibliography><APA>Wachiraphon Yuensook และผู้แต่งคนอื่นๆ. (2016) Effect of calcium carbonate nanoparticles on in vitro photoprotection efficiency of physical sunscreens. Chulalongkorn University:ม.ป.ท.</APA><Chicago>Wachiraphon Yuensook และผู้แต่งคนอื่นๆ. 2016. Effect of calcium carbonate nanoparticles on in vitro photoprotection efficiency of physical sunscreens. ม.ป.ท.:Chulalongkorn University;</Chicago><MLA>Wachiraphon Yuensook และผู้แต่งคนอื่นๆ.  Effect of calcium carbonate nanoparticles on in vitro photoprotection efficiency of physical sunscreens.  ม.ป.ท.:Chulalongkorn University, 2016. Print.</MLA></bibliography></xml>
